20 Charnwood Close, Birchwood, Warrington, WA3 6TG

20 Charnwood Close is a one-bedroom semi-detached house in Birchwood, Warrington, Warrington (WA3 6TG). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 1983-1990 and council tax band A. At 38 m² this is the 3rd smallest of 26 units on EPC record in the building, where floor areas span 36–108 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (45 versus a best of 81). The latest certificate (July 2020) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on electricity.

At 38 m² it sits well below the postcode median (58 m² across 25 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Most recent transfer: February 2021 at £79,000. Across the public record there are 5 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 1998–2021, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £110,000 is 39.2% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£193/sq ft) was about 78.2% above the typical sold price in the postcode.